“ Simultaneous Estimation of Complementary Political Economic Models: An Application to Concealed-Carry Handgun Legislation .” Applied Economics Letters 9 : 265 – 70 .Mixon, F and M Gibson. 2002. Simultaneous estimation of complementary political economic models: an application to concealed carry ...
(VTOL) and fixed-wing cruise mode is increasingly being used to carry airborne magnetic survey systems. To meet the requirements of most UAVs for small-sized and lightweight payloads, a miniature magnetic survey system was developed and integrated into a hybrid fixed-wing UAV and formed an ...